Quote Originally Posted by k_n_ka
It was happening exactly the same with me... After wasting 2 many hours thinking about what could be wrong i found the prob.
Its actually a bug in FL5
and this bugs refers 2 the plugins. i was using ARPV2600 and every time i stop the song this vst crash my entire cpu... after a simple remove of this vst fl back 2 normal
Was gonna say, it's usually the 'tailoff' from the VST's as the algorithm folds in on itself and gets super complex (thus sending the CPU thing sky high). Fruity doesn't shake hands too well with quite a lot of plugins, some will behave in this way others won't I guess...